Desk lighting unit and work surface,申请号US19480061485-传众专利搜索

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发明名称	Desk lighting unit and work surface
摘要
申请公布号	US2614204(A)	申请公布日期	1952.10.14
申请号	US19480061485	申请日期	1948.11.22
申请人	CANFIELD EARL L	发明人	CANFIELD EARL L.
分类号	F21V21/34;F21V33/00	主分类号	F21V21/34
代理机构		代理人
主权项
地址

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